Finding the Fourth Proportional to 1,767.82, 2,436.65 and 1,554.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,767.82 : 2,436.65 = 1,554.59 : x
2. Step 2: Convert to fraction form
   1,767.82/2,436.65 = 1,554.59/x
3. Step 3: Cross multiply
   1,767.82x = 2,436.65 × 1,554.59
4. Step 4: Simplify right side
   1,767.82x = 3,787,983.43
5. Step 5: Solve for x
   x = 3,787,983.43/1,767.82
6. Step 6: Final answer
   x = 2,142.75